Radiologic features of the patella sleeve fractures in children

VernacularTitle:儿童髌骨套状骨折的X线特点
Author: Junrong CHEN ; Qian DAN
Publication Type:Journal Article
Keywords: Patella; Fracture; bone; Radiography; Child
From: Chinese Journal of Radiology 2011;45(12):1159-1161
CountryChina
Language:Chinese
Abstract: ObjectiveTo evaluate the X-ray features of the patella sleeve fractures in children.MethodsThe X-ray findings of sleeve fractures were analyzed retrospectively in 11 children to assess the radiologic features.Results The main X-ray findings in children ( 11 cases ) included displacement of patellas ( 9 cases ),widened joint spaces ( 5 cases),separation of the patella fragment ( 11 cases ) and swelling of the knee( 11 cases).One boy with sleeve fracture of the inferior pole of the patella was missed because the shell-like avulsion fracture can not be detected till 15 days later.ConclusionThe patella sleeve fractures in children are uncommon.The radiologic features of the sleeve fractures need be well acquainted by clinicians to facilitate early diagnosis.